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diff --git a/framework/inc/classes/droptargetlistener.hxx b/framework/inc/classes/droptargetlistener.hxx
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+/*************************************************************************
+ *
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * Copyright 2000, 2010 Oracle and/or its affiliates.
+ *
+ * OpenOffice.org - a multi-platform office productivity suite
+ *
+ * This file is part of OpenOffice.org.
+ *
+ * OpenOffice.org is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License version 3
+ * only, as published by the Free Software Foundation.
+ *
+ * OpenOffice.org is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License version 3 for more details
+ * (a copy is included in the LICENSE file that accompanied this code).
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * version 3 along with OpenOffice.org.  If not, see
+ * <http://www.openoffice.org/license.html>
+ * for a copy of the LGPLv3 License.
+ *
+ ************************************************************************/
+
+#ifndef __FRAMEWORK_CLASSES_DROPTARGETLISTENER_HXX_
+#define __FRAMEWORK_CLASSES_DROPTARGETLISTENER_HXX_
+
+//_________________________________________________________________________________________________________________
+//  my own includes
+//_________________________________________________________________________________________________________________
+
+#include <threadhelp/threadhelpbase.hxx>
+#include <general.h>
+
+//_________________________________________________________________________________________________________________
+//  interface includes
+//_________________________________________________________________________________________________________________
+
+#ifndef _COM_SUN_STAR_DATATRANSFER_DND_XDROPTARGETELISTENER_HPP_
+#include <com/sun/star/datatransfer/dnd/XDropTargetListener.hpp>
+#endif
+#include <com/sun/star/frame/XFrame.hpp>
+
+//_________________________________________________________________________________________________________________
+//  includes of other projects
+//_________________________________________________________________________________________________________________
+#include <cppuhelper/implbase1.hxx>
+
+#ifndef _SOT_EXCHANGE_HXX_
+#include <sot/exchange.hxx>
+#endif
+
+namespace framework
+{
+
+class DropTargetListener : private ThreadHelpBase
+                         , public ::cppu::WeakImplHelper1< ::com::sun::star::datatransfer::dnd::XDropTargetListener >
+{
+    //___________________________________________
+    // member
+    private:
+
+        /// uno service manager to create neccessary services
+        css::uno::Reference< css::lang::XMultiServiceFactory > m_xFactory;
+        /// weakreference to target frame (Don't use a hard reference. Owner can't delete us then!)
+        css::uno::WeakReference< css::frame::XFrame > m_xTargetFrame;
+        /// drag/drop info
+        DataFlavorExVector* m_pFormats;
+
+    //___________________________________________
+    // c++ interface
+    public:
+
+         DropTargetListener( const css::uno::Reference< css::lang::XMultiServiceFactory >& xFactory ,
+                             const css::uno::Reference< css::frame::XFrame >& xFrame                );
+        ~DropTargetListener(                                                                        );
+
+    //___________________________________________
+    // uno interface
+    public:
+
+        // XEventListener
+        virtual void SAL_CALL disposing        ( const css::lang::EventObject& Source ) throw(css::uno::RuntimeException);
+
+        // XDropTargetListener
+        virtual void SAL_CALL drop             ( const css::datatransfer::dnd::DropTargetDropEvent&      dtde  ) throw(css::uno::RuntimeException);
+        virtual void SAL_CALL dragEnter        ( const css::datatransfer::dnd::DropTargetDragEnterEvent& dtdee ) throw(css::uno::RuntimeException);
+        virtual void SAL_CALL dragExit         ( const css::datatransfer::dnd::DropTargetEvent&          dte   ) throw(css::uno::RuntimeException);
+        virtual void SAL_CALL dragOver         ( const css::datatransfer::dnd::DropTargetDragEvent&      dtde  ) throw(css::uno::RuntimeException);
+        virtual void SAL_CALL dropActionChanged( const css::datatransfer::dnd::DropTargetDragEvent&      dtde  ) throw(css::uno::RuntimeException);
+
+    //___________________________________________
+    // internal helper
+    private:
+
+        void     implts_BeginDrag            ( const css::uno::Sequence< css::datatransfer::DataFlavor >& rSupportedDataFlavors );
+        void     implts_EndDrag              (                                                                                  );
+        sal_Bool implts_IsDropFormatSupported( SotFormatStringId nFormat                                                        );
+        void     implts_OpenFile             ( const String& rFilePath                                                          );
+
+}; // class DropTargetListener
+
+} // namespace framework
+
+#endif // __FRAMEWORK_CLASSES_DROPTARGETLISTENER_HXX_